(geology) a flow of molten lava from an erupting volcano, and the solidified mass left after the lava has cooled down.

plural of lava tube

A natural conduit formed by flowing lava that moves beneath the hardened surface of a lava flow.

plural of lava flow

A non-existent bear species that was once thought to inhabit the lava beds of south central Oregon.

plural of lava bear

Synonym of volcanic bomb / (informal) A volcanic bomb that is airborne, or recently landed.

plural of lava bomb

(geology) A flat expanse of solidified lava flow

(cooking) A dense, slightly sweet loaf baked in the volcanic hot springs in Iceland.